Zoekresultaten - 46 results

Measurement uncertainty from validation and duplicate analysis results in HPLC analysis of multivitamin preparations and nutrients with different galenic forms

VALIDATION Validation study Vitamins Abstract: An approach to calculate the measurement uncertainty in the HPLC analysis of several hydro- and liposoluble vitamins in multivitamin preparations with different ...

Influence of the growth substrate on the mycolic acid profiles of mycobacteria.

Mycobacterium spp. LB501T, LB307T and VM552 was examined by high-performance liquid chromatography (HPLC) using glucose, alkanes, polycyclic aromatic hydrocarbons (PAH) or Luria-Bertani medium (LB) as the sole ...

Minimal number of chromatographic test parameters for the characterisation of reversed-phase liquid chromatographic stationary phases

classification or differentiation of RP- HPLC columns based on measured chromatographic properties. A chemometric study has been conducted on a published data set consisting of 85 RP- HPLC columns and on a data ...

Impact of dilution on the pharmacokinetic behavior of acetaminophen in rabbits after oral administration

rabbits also received the same dose in a 10-fold original mixture volume (preparation III). The acetaminophen concentrations were measured by HPLC in plasma samples collected for 3.5 h after gavage. The lag ...

Indications for the presence of sulfate esters as considerable metabolites of sunset yellow FCF and orange GGN in rat faeces

unchanged dye after ion-pair reverse-phase liquid chromatography (RP- IP- HPLC). Incubation of both aqueous faeces extracts with arylsulphatase followed by high-performance liquid chromatography (HPLC ...

Energy Drink Consumption among Adolescents Attending Schools in Lubumbashi, Democratic Republic of Congo.

purchased ED s were analysed by High Performance Liquid Chromatography with Ultra-Violet spectrometry (HPLC- UV). RESULTS: Of 338 pupils (54% girls), 63% reported having consumed at least one ED in the last ...

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